Home / 887,410.08-1,330,823.52-354,792.96

Finding the Fourth Proportional to 887,410.08, 1,330,823.52 and 354,792.96

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Solution

The fourth proportional to 887,410.08, 1,330,823.52 and 354,792.96 is: 532,072.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,410.08 : 1,330,823.52 = 354,792.96 : x
  2. Step 2: Convert to fraction form
    887,410.08/1,330,823.52 = 354,792.96/x
  3. Step 3: Cross multiply
    887,410.08x = 1,330,823.52 × 354,792.96
  4. Step 4: Simplify right side
    887,410.08x = 472,166,815,898.42
  5. Step 5: Solve for x
    x = 472,166,815,898.42/887,410.08
  6. Step 6: Final answer
    x = 532,072.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.